Geometry 22 Midterm STUDY GUIDE Name _________________________________________________________ Date __________________________________ *Use this study guide to define key terms, list properties, postulates or theorems, write down hints, or draw figures. Anything to help you study!!! ALSO, LOOK BACK AT NOTES, HOMEWORKS, WORKSHEETS, REVIEW PACKETS, QUIZZES, QUESTS, MINI TESTS, AND TESTS!!! Coplanar vs. collinear: Intersection of 2 points: ___________________________ Intersection of 2 planes: ___________________________ Linear pair: Vertical angles: Complementary vs. supplementary: Perpendicular bisector: Angle bisector: Segment bisector: Midpoint: Acute angle: Transformations: Right angle: Rigid Motion: Obtuse angle: Straight angle: Pre-image: Image: Translations: Rotations: Reflections: Dilations: Conditional statements: Converse: Inverse: Contrapositive: Counterexample: Biconditional: Parallel vs. skew: Properties of parallel lines >> Special Angle Pairs: • Corresponding Angles: • • • "It's all in the name": Postulates to Prove Triangle Congruency: • SSS: • • • • CPCTC: Isosceles Triangle: Exterior Angle in a Triangle Theorem: Midsegment of a Triangle: Median and altitude: Concurrent point: PAMA CICO: Circumscribed vs. inscribed: Triangle Inequality Theorem: Polygon formulas (Interior, Exterior; Sum, One): Polygon names & number of sides: Equilateral vs. equiangular vs. regular: Properties of Parallelograms: > > > > > Rectangles: Rhombuses: Squares: Trapezoids: Midsegment of a Trapezoid: Kites: